The Essential vape pen is the newest selection of kind pen's oil vaporizers. This device might actually be the coolest oil pen on the market. This is because you have a selection of three highly luxurious looking finishes. On top of the cool look, this carrying case looks similar to a smartphone while being a 1100mAh battery pack for two oil vapes. The self charging case has a digital OLED display for you to know the battery life at any given time. The dual wickless pens have 90mAhs each as well as an integrated auto draw technology to avoid any power buttons during use. You are able to quickly use this pen and stash it away within seconds. As for the USB charging cable, you are able to connect this to any USB wall adapter whether it is your Apple USB adapter or the android phone wall adapter. If you are a fan of vaping oil or eLiquids, this device is PERFECT for you. Simple, elegant, efficient with great functionality. Use promo code "420" to save on top of our current sale! #VapeOn